138387

138,387 is an odd composite number composed of three prime numbers multiplied together.

What does the number 138387 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

138387 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 138387:

3 × 163 × 283

See below for interesting mathematical facts about the number 138387 from the Numbermatics database.

Names of 138387

Cardinal: 138387 can be written as One hundred thirty-eight thousand, three hundred eighty-seven.

Scientific notation

Scientific notation: 1.38387 × 10⁵

Factors of 138387

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 3
Sum of prime factors: 449

Divisors of 138387

Number of divisors d(n): 8
Complete list of divisors:
1 3 163 283 489 849 46129 138387
Sum of all divisors σ(n): 186304
Sum of proper divisors (its aliquot sum) s(n): 47917
138387 is a deficient number, because the sum of its proper divisors (47917) is less than itself. Its deficiency is 90470

Bases of 138387

Binary: 100001110010010011₂
Hexadecimal: 0x21C93
Base-36: 2YS3

Squares and roots of 138387

138387 squared (138387²) is 19150961769
138387 cubed (138387³) is 2650244146326603
The square root of 138387 is 372.0040322363
The cube root of 138387 is 51.7247537243

Scales and comparisons

How big is 138387?

138,387 seconds is equal to 1 day, 14 hours, 26 minutes, 27 seconds.
To count from 1 to 138,387 would take you about fourteen hours.

This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
A cube with a volume of 138387 cubic inches would be around 4.3 feet tall.

Recreational maths with 138387

138387 backwards is 783831
The number of decimal digits it has is: 6
The sum of 138387's digits is 30
More coming soon!

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The information we have on file for 138387 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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